Samsill 3 ring binders come in the widest selection of colors on the market to help you find the perfect match for projects at school or at the office. These three ring binders are ideal for storing documents and making organization simple and economical. Economy binders feature premium quality vinyl tightly sealed over rigid board to provide a binder that is built to last. One inch round rings in binders hold 200-225sheets depending on paper thickness. Binders are perfect for back to school, coordinating your office, preparing a presentation at work, home management, or special projects. Includes 2 clear inside pockets for convenient storage for loose materials. Rust resistant 3 ring metal with double boosters. Special ribbed seal adds flexible strength at the hinge.